Announcing the OpenCorporates Trust – a new entity that guarantees the OpenCorporates mission to open up company data for the public good. Read more on our blog.
The Open Database Of The Corporate World

API plans

  1. Read the API documentation
  2. Try out the API
  3. Login/Register
  4. Sign up for an API key to increase usage limits

Light API subscription

  • No Share-Alike restrictions
  • 2,500 API calls / month
  • 500 API calls / day

equivalent to £8/month

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Basic API subscription

  • No Share-Alike restrictions
  • 20,000 API calls / month
  • 2,000 API calls / day

or pay £99/monthly

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Corporate API subscription

  • No Share-Alike restrictions
  • 50,000 API calls / month
  • 10,000 API calls / day

or pay £329/monthly

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Enterprise Plan

  • No Share-Alike restrictions
  • Pricing on demand
  • Over 50,000 calls/month, over 10,000/day
Pricing on demand
Email us for a quote

Public Benefit

Want to use our data for a public benefit project?

We can provide you with an API account at no cost.

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All plans

  • Provenance of data
  • Versioned REST API
  • Supporting the open-data community

3 ways to access our data

OpenCorporates API

OpenCorporates’ API gives you direct, real-time access to the underlying structured data, with powerful queries and results as JSON or XML, ready to enhance data on demand or power onboarding or investigation workflows. Plans start from as little as £99/year.

Sign up now

Bulk Core Legal Entity Data

For some users, only access to complete datasets will do, allowing the detailed analysis, integration with internal or third-party data, and importing via existing ETL processes. Available as CSV files, with a variety of delimiters/formats and regions.

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Other Datasets

From subsidiary data from SEC 10-K filings to US branch relationships, OpenCorporates has a number of specialised data products to enrich and enhance your understand of corporate activity.

See our datasets

Looking for something else?
Contact us